abstract_boundary_operator_composition.hpp

// Copyright (C) 2011-2012 by the BEM++ Authors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// THE SOFTWARE.

#ifndef bempp_boundary_operator_composition_hpp
#define bempp_boundary_operator_composition_hpp

#include "../common/common.hpp"

#include "abstract_boundary_operator.hpp"
#include "boundary_operator.hpp"

#include "../common/shared_ptr.hpp"

namespace Fiber
{

template <typename ResultType> class LocalAssemblerForOperators;
} // namespace Fiber

namespace Bempp
{

template <typename BasisFunctionType_, typename ResultType_>
class AbstractBoundaryOperatorComposition :
        public AbstractBoundaryOperator<BasisFunctionType_, ResultType_>
{
    typedef AbstractBoundaryOperator<BasisFunctionType_, ResultType_> Base;
public:
    typedef typename Base::BasisFunctionType BasisFunctionType;
    typedef typename Base::ResultType ResultType;
    typedef typename Base::CoordinateType CoordinateType;
    typedef typename Base::QuadratureStrategy QuadratureStrategy;
    typedef typename Fiber::LocalAssemblerForOperators<ResultType>
    LocalAssembler;

    AbstractBoundaryOperatorComposition(
            const BoundaryOperator<BasisFunctionType, ResultType>& outer,
            const BoundaryOperator<BasisFunctionType, ResultType>& inner,
            int symmetry = NO_SYMMETRY);

    virtual bool isLocal() const;

protected:
    virtual shared_ptr<DiscreteBoundaryOperator<ResultType_> >
    assembleWeakFormImpl(
            const Context<BasisFunctionType, ResultType>& context) const;

private:
    shared_ptr<DiscreteBoundaryOperator<ResultType_> >
    assembleConversionOperator(const QuadratureStrategy& quadStrategy,
                               const AssemblyOptions& options);

private:
    BoundaryOperator<BasisFunctionType, ResultType> m_outer, m_inner;
};

} //namespace Bempp

#endif